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Title:
Composite tubing product and apparatus and method for manufacturing the same
United States Patent 3269422
Inventors:
Matthews, Richard A.
Johansen, Hans A.
Application Number:
US25039063A
Publication Date:
08/30/1966
Filing Date:
01/09/1963
Assignee:
MOORE & CO SAMUEL
Primary Class:
Other Classes:
138/140, 138/149, 165/136, 165/164, 165/172, 165/905, 219/531, 392/468, 392/472, 392/480, 392/482
International Classes:
B67D1/08; F16L9/18
View Patent Images:
US Patent References:
3151633Shaped thermal insulation for pipe1964-10-06
2906317Method of shaping fibrous bodies1959-09-29
2863179Refrigerating apparatus1958-12-09
2829699Apparatus for applying reinforcing fibrous material to a plastic pipe1958-04-08
2707095Underground heat exchanger1955-04-26
2624366Plural hose1953-01-06
2611585Heat exchanger1952-09-23
2539886Tubeflo section1951-01-30
2187470Refrigerating apparatus1940-01-16
2016900Wire coating machine1935-10-08
1718978Duplex hose1929-07-02
1141067N/A1915-05-25
0051017N/A1865-11-21
Foreign References:
GB627031A1949-07-26